Ecology and Environment-Ecosystem (NEET Biology): Questions 102 - 108 of 108

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Question number: 102

» Ecology and Environment » Ecosystem » Energy Flow

MCQ▾

Question

The importance of ecosystem lies in: -

Choices

Choice (4) Response

a.

Energy flow

b.

Energy flow & Cycling of materials

c.

Cycling of materials

d.

Question does not provide sufficient data or is vague

Question number: 103

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

Ecosystem term coined by -

Choices

Choice (4) Response

a.

R. Mishra

b.

P. Odum

c.

P. Maheshwari

d.

Tansley

Question number: 104

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

Concentration of DDT is highest in: -

Choices

Choice (4) Response

a.

Decomposers

b.

Producers

c.

Primary consumer

d.

Top consumer

Question number: 105

» Ecology and Environment » Ecosystem » Pyramids of Number, Biomass, Energy

MCQ▾

Question

Percentage energy transferred to higher trophic level in food chain is: -

Choices

Choice (4) Response

a.

1%

b.

10%

c.

100%

d.

90%

Question number: 106

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

Insectivorous plants grow in the soil which is deficient in: -

Choices

Choice (4) Response

a.

P

b.

Mg

c.

N

d.

Ca

Question number: 107

» Ecology and Environment » Ecosystem » Patterns, Components

Appeared in Year: 2016

MCQ▾

Question

The primary producers of the deep-sea hydrothermal vent ecosystem are

Choices

Choice (4) Response

a.

Coral reefs

b.

Blue-green-algae

c.

Green algae

d.

Chemosynthetic bacteria

Question number: 108

» Ecology and Environment » Ecosystem » Productivity and Decomposition

Appeared in Year: 2016

MCQ▾

Question

The principle of competitive exclusion was stated by

Choices

Choice (4) Response

a.

MacArthur

b.

C Darwin

c.

Verhulst and Pearl

d.

G F Gause

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